baber/WOPTO huggingface dataset:
Patent JP-2001315230-A (JP)
Title: Water-resistant corrugated cardboard
Inventor: HARA SHINJI
IPC: B32B3/28
Filed: 2000-05-09
Abstract: PROBLEM TO BE SOLVED: To easily and inexpensively manufacture highly water-resistant corrugated cardboard without using wax or a water repelling agent to provide the water-resistant corrugated cardboard easily regenerated after use. SOLUTION: The water-resistant corrugated cardboard is formed by bonding a corrugating medium and liners by a water-resistant adhesive and the liners are surface-treated with a coating agent based on a styrene/acrylic copolymer.
Patent JP-2001324187-A (JP)
Title: Gas leak prevention system
Inventor: AOKI SATOSHI
IPC: F24F7/10
Filed: 2000-05-15
Abstract: PROBLEM TO BE SOLVED: To improve the working environment in non-sterile rooms or attic spaces in sterile medicine-making factories or biohazard safety facilities, etc., having a sterile room required to be fumigated with formaldehyde. SOLUTION: In a structural building frame, 14 a sterile room 2, a nonsterile room 5 and a nonsterile area 6 are disposed, and attic spaces 7 are formed through ceiling boards 10, 11, 12 at their tops, and a blower 15 and an exhaust fan 16 are connected to the attic spaces 7 to forcedly exhaust air from the spaces 7. Thus formaldehyde gas leaking from the sterile room 2 into the top spaces 7 is exhausted during fumigating of this room 2 with formaldehyde.
Patent JP-2001322110-A (JP)
Title: Setting retarder for inorganic molding surface and method for manufacturing inorganic molding
Inventor: TANIMOTO SEIJI
IPC: C04B24/26
Filed: 2000-05-15
Abstract: PROBLEM TO BE SOLVED: To provide a setting retarder for an inorganic molding surface such as a concrete or the like capable of washing out in an arbitrary period such as, for example, by an operator who is free from an operation even after an accelerated curing and forming a uniform washing-out surface not having an unevenness. SOLUTION: The setting retarder for the inorganic molding surface comprises a water soluble polymer or an aqueous emulsion.
Patent JP-2001324963-A (JP)
Title: Display device
Inventor: NAKAMURA NORIO
IPC: G09G3/20
Filed: 2000-05-15
Abstract: PROBLEM TO BE SOLVED: To provide a display device where highly fine pixels are realized without incurring the increase of cost and where the occurrence of display failure is prevented. SOLUTION: In at least four vertical scanning periods, pixel transistors connected to all signal lines Xs are driven with one polarity by making a prescribed potential a reference at the same timing in one horizontal scanning period. When the first pixel transistor group selected at the first half of the one horizontal scanning period is driven with a positive polarity and the second pixel transistor group selected at the latter half of the period is driven with a negative polarity, in the case where the driving potential of the first pixel transistor group is fluctuated as the second pixel transistor group is driven,  an offset potential to shift the reference potential by a prescribed amount in accordance with the fluctuation amount of the first pixel transistor group and also to disperse the driving potential after the fluctuation is made to be the driving potential of the first pixel transistor group and the second pixel transistor group.
Patent JP-2001320295-A (JP)
Title: Television tuner
Inventor: YAMAMOTO MASAKI
IPC: H04N5/44
Filed: 2000-05-09
Abstract: PROBLEM TO BE SOLVED: To prevent the flow of television signal of a frequency band to be received into a high frequency amplifier for amplifying the television signal of the other frequency bands, and to simplify wiring for switching by switching a frequency band to be received with one switching voltage. SOLUTION: The tuner is provided with a first high frequency amplifier 4 for amplifying the television signal of a first frequency band, a second high frequency amplifier 5 for amplifying the television signal of a second frequency band, a first tuner circuit 2 interposed between an input terminal 1 and the first high frequency amplifier 4 and for passing a first television signal and a second tuner circuit 3 interposed between the input terminal 1 and the second high frequency amplifier 5 and for passing the television signal of the second frequency band. When receiving the television signal of the first frequency band, the input terminal of the second high frequency amplifier 5 is grounded in terms of high frequency and when receiving the television signal of the second frequency band, the input terminal of the first high frequency amplifier 4 is grounded in terms of high frequency.
Patent JP-2001137878-A (JP)
Title: Treating device and treating method for organic solid- containing waste water
Inventor: KOBAYASHI KAZUO
IPC: C02F3/10
Filed: 2000-05-16
Abstract: PROBLEM TO BE SOLVED: To provide a treating device and treating method for organic solid- containing waste water which are capable of stably discharging well treated water by promoting the biolysis of the organic solid-containing waste water and more compactly compress the treating device. SOLUTION: This treating device for the organic solid-containing waste water has an aerobic biological treating vessel packed with porous carriers, a sedimentation separation tank continuous with this aerobic biological treating vessel and a solid treating vessel for aerobically and biologically treating the solid subjected to sedimentation separation.
Patent JP-2001321240-A (JP)
Title: Dental chair
Inventor: KADOMA SHIGEYUKI
IPC: A61C19/00
Filed: 2000-05-17
Abstract: PROBLEM TO BE SOLVED: To provide a dental chair which is easy to get on or off for the elderly, people who are small in stature or people who have difficulty in walking or getting on and off a chair to receive a dental treatment. SOLUTION: In the dental chair a seat section is lifted and inclined with its front end working as an axis of support and the angle of a backrest can be adjusted.
Patent JP-2001326103-A (JP)
Title: Electronic component
Inventor: MOCHIDA NORIHIRO
IPC: H05K7/12
Filed: 2000-05-18
Abstract: PROBLEM TO BE SOLVED: To enable the fragments of a positive temperature coefficient thermis tor element to deviate in position smoothly due to thermistor element break down, by which an electric current flowing through the element is shut off surely in a positive characteristic thermistor device, that has a structure in which spring contacting pieces are each brought into elastic contact with the opposed electrodes of the positive temperature coefficient thermistor element to support the thermistor element. SOLUTION: The positive temperature coefficient thermistor 25 is held as pinched between spring contact pieces 32 and 35 and positioning projections 47 and 48 disposed confronting each other diagonally, the first spring contacting piece 32 is positioned closer to the edge face of the element 25 than to the second positioning projection 48 while the first positioning projection 47 is positioned closer to the other edge face of the element 25 than the second spring contacting piece 35.
Patent JP-2001325235-A (JP)
Title: Household account book management device and household account book data processing system
Inventor: AOKI REINA
IPC: G06F15/02
Filed: 2000-05-18
Abstract: PROBLEM TO BE SOLVED: To provide a household account book management device with which the data of a household account book can be inputted without limiting a place and time such as the time of receiving a receipt and household account book management is facilitated by turning it to a portable type. SOLUTION: This portable type household account book management device for inputting the data by using an image input device 1 and managing the household account book is provided with an input means composed of a cursor key 4a for selecting numerical data and a decision key 4b for establishing the data selected by the cursor key 4a.
Patent JP-2001333595-A (JP)
Title: Electrical actuator controller
Inventor: MOMOTA SHIGEYUKI
IPC: H02P29/02
Filed: 2000-05-19
Abstract: PROBLEM TO BE SOLVED: To improve the operation quality of an electrical actuator by avoiding excessive rise in temperature. SOLUTION: A controller 16 of an electrical actuator 1 controls a motor 4, which is controlled to drive/stop by the operation of operation switches, such as a power supply key 9, a standing key 10, a laying key 11 and has a memory 12 in which the locking time operation keys, which are operated when the motor 4 is locked, are stored and a control unit 8 which prohibits the input of signals from the locking time operation keys, when the locking time operation keys stored in the memory are operated, while the locking sate is continued and restarts the operation of the motor by the operation of the operation keys other than the locking time operation keys.
Patent JP-2001335365-A (JP)
Title: Dielectric composition and designing method therefor
Inventor: TAKAHASHI TAKESHI
IPC: C04B35/495
Filed: 2000-05-22
Abstract: PROBLEM TO BE SOLVED: To provide a dielectric composition suitable for realizing a high Q- value in a high frequency range and to provide a designing method therefor. SOLUTION: There is provided a perovskite dielectric composition, A2+(B'2+1/3B"5+2/3)O2-3 satisfying the following relation on EORD and EDIS: ΔEDIS-ORD=EDIS-EORD>=77.8 (meV/atom). Here, EORD is lattice energy per unit atom of the hexagonal three times supper lattice structure, formed when the B'2+ ion and B"5+ ion are arranged in a 1:2 rule alignment, EDIS is lattice energy per unit atom of a simple perovskite structure formed when the B site has an irregular orientation or of a model structure approximated to the irregular orientation in the pervskite dielectric composition and EDIS-EORD is the difference of EDIS and EORD.
Patent JP-2001032362-A (JP)
Title: Sludge suction vehicle loaded with volume reduction device
Inventor: HAMAGUCHI TAKUZO
IPC: C02F11/00
Filed: 2000-05-22
Abstract: PROBLEM TO BE SOLVED: To provide a sludge suction vehicle loaded with a volume reduction device capable of securely and rapidly separating solid from liquid in the sludge in a storage tank and reducing the volume of the solid, in a sludge collecting vehicle for accumulated sludge in side ditch or the like. SOLUTION: This sludge suction vehicle is loaded with a storage tank 1 in which collected sludge is settled and separated, a suction mechanism 2 connected to the storage tank 1 to vacuumize the inside of the storage tank and take sludge into the storage tank, a coagulant feeder 3 feeding a coagulant into the storage tank 1. A movable plate 5 provided with agitation blades 12 at the front face and constituted so as to move back and forth in the storage tank is arranged in the storage tank 1. A liquid-permeable part 13 through which only liquid components in the storage tank can pass is provided in the movable plate 5.
Patent JP-2000348768-A (JP)
Title: Nitric ester additive for nonaqueous electrolytic solution in rechargeable electrochemical battery
Inventor: GAN HONG
IPC: H01M4/62
Filed: 2000-05-24
Abstract: PROBLEM TO BE SOLVED: To provide a lithium ion electrochemical battery having high charge/ discharge capacity and a long cycle life and activated by an electrolytic solution containing an additive for minimizing its first cycle irreversible capacity. SOLUTION: This electrochemical battery comprises a negative electrode intercalating with an alkaline metal, a positive electrode formed of an electrode active material intercalating with an alkaline metal, a nonaqueous electrolytic solution for activating the negative electrode and the positive electrode, and an organic nitric ester additive included in the electrolytic solution.
Patent JP-2001329516-A (JP)
Title: Folding approach preventing fence
Inventor: OTA HIROSHI
IPC: E01F13/04
Filed: 2000-05-25
Abstract: PROBLEM TO BE SOLVED: To provide a folding approach preventing fence capable of attaining good foldability, lowering failure rate, and hardly restoring to the leg open state even in a lateral inclined attitude by realizing a new latch mechanism. SOLUTION: This folding approach preventing fence is provided with a front member connecting a pair of right and left front pier stud members 12 and 14 to each other, a rear member 20 connecting a pair of right and left rear pier stud members 22 and 24 to each other, and a holding connecting rod 30 journalized to be front pier stud member 12 in an upper intersecting part of the right and left pier stud members 12 and 14 (12 and 24) and serving as the center of rotation of the rear pier stud member 22. The rear pier stud member 22 is displaceable in the axial direction to the close to and separate from the front pier stud member 12 by a designated stroke L.  The latch mechanism has a full wound spring 41 wound round a little close to the right of the holding connecting rod 30 to be pressed to the right rear pier stud member 22, and male and female kinematic pair means X and Y engaged at an a leg open degree of about 35 deg. in the upper intersecting part A. The male and female kinematic pair means X and Y are formed by an engagement groove Y formed in the front pier stud member 12 and an intersecting associated part X of the rear pier stud member 22 capable of engaging and disengaging with and from the groove Y.
Patent JP-2001327655-A (JP)
Title: Symbol display device
Inventor: INOUE HARUO
IPC: A63F5/04
Filed: 2000-05-25
Abstract: PROBLEM TO BE SOLVED: To display the operation timing of a stop button for stopping a symbol constituting a hit, when electronically drawn, in a display window so as to be easy for a player to understand and utilize. SOLUTION: When a big hit is drawn in an electronic lottery device 30, a drawing control is performed when the stop button is operated. When a symbol '7' constituting a big hit is present within the drawing control range, the stop control of a reel 5 is performed by a CPU 20 and a motor control circuit 25, and the symbol '7' stops in the display window. A lamp 40c is lighted by a timing display drive part 48 every movement of the symbol '7' to the drawing control range while the reel 5 is rotated, and the operation timing of the stop button 7 providing the big hit is displayed to the player. The approach or passage of the symbol '7' to the drawing control range is also displayed by the lighting of lamps 40a, 40b, 40d, and 40e.
Patent JP-2001327599-A (JP)
Title: Needle cover, needle cover with cap and needle with blade and with needle cover
Inventor: ONO SEIICHI
IPC: A61M5/32
Filed: 2000-05-25
Abstract: PROBLEM TO BE SOLVED: To provide a needle cover by which a needle is prevented from being exposed after it is used and also a medical worker or a disposal company person is prevented from being erroneously stuck during a work when the needle is disposed. SOLUTION: In the needle covers 1, 11, 21, 31, 41 and 51, an opening part 5 is formed in the bottom part of a middle body part 3, at least >=2 pieces of projection parts 7a (7b and 7c) are formed over an upper and outer surface from a front part 2 to a rear part 4, stoppers 8, 8A, 8B, 8C, 8D and 8E are projectingly arranged at the both sides of the middle body part 3 and a slit 9 is formed in the bottom part of the rear part 4 along a needle cover length direction.
Patent JP-2001335176-A (JP)
Title: Sheet double feed preventive device, sheet supply device having this device and image forming device having sheet double feed preventive device
Inventor: MATSUO YOSHIHIRO
IPC: B65H3/56
Filed: 2000-05-26
Abstract: PROBLEM TO BE SOLVED: To prevent a double feed of sheets by surely separating the sheets. SOLUTION: This sheet double feed preventive device 101 is provided with a sheet detecting member 40 projected to a sheet passing surface 45a for passing the sheets S and retreated from the sheet passing surface by the passing sheets and a double feed preventive member 41 for receiving the tip of the sheets following passing sheets by projecting to the upstream of the sheet detecting member from the sheet passing surface according to retreat operation of the sheet detecting member.
Patent JP-2001337285-A (JP)
Title: Optical scanner
Inventor: TAKADA TAMA
IPC: B41J2/44
Filed: 2000-05-29
Abstract: PROBLEM TO BE SOLVED: To suppress a light quantity difference between light beams occurring in a difference in polarization directions in an optical scanner which scans a surface to be scanned with the plural optical beams. SOLUTION: The specular surface of a rotary polyhedral mirror for polarizing the light beams is formed as a reflection surface of which the reflectivity to S polarized light and the reflectivity to P polarized light are approximately equal at an arbitrary incident angle. The incident surfaces of transmission type elements which are changed in the incident angles, including image formation lenses for converging the light beams onto the surface to be scanned, are formed as transmission surfaces approximately equal in the transmissivity to the S polarized light and the transmissivity to the P polarized light at the arbitrary incident angle. Even if the polarization directions of the plural light beams vary, the light quantity of the entire light beam is approximately equal at any scanning angles.
Patent JP-2001337875-A (JP)
Title: Terminal system, network system, method for retrieving device and recording medium
Inventor: TAKAHASHI YUJI
IPC: G06F3/12
Filed: 2000-05-29
Abstract: PROBLEM TO BE SOLVED: To provide a network system which is easily used with a device that a user selects to be desired. SOLUTION: Clients 111 and 113 issue device requirements having a condition as a condition concerning the object class (functional classification of device) included in the retrieval condition of a device in the input from the user, to a retrieval server 112. When a plurality of devices which are not fully matched with the retrieval condition of the device (devices having conditions close to the retrieval condition) inputted from the user are found in the devices shown by the retrieval result returned form the retrieval server 112, the information included in the retrieval result and the charging information is sent to the user.
Patent JP-2001339035-A (JP)
Title: Electronic circuit unit
Inventor: YOSHISATO AKIYUKI
IPC: H01L23/12
Filed: 2000-05-30
Abstract: PROBLEM TO BE SOLVED: To provide a surface mounting type electronic circuit unit which is suitable for miniaturization. SOLUTION: In this electronic circuit unit, circuit elements containing capacitors C1-C7, resistors R1-R3, inductance elements L1-L3, etc., and a conductive pattern P connected the circuit elements, are formed on an alumina substrate 1 in the form of thin films. A bare semiconductor chip 4 of a diode D1 and a transistor Tr1 is wire-bonded. The areas of connecting lands 5 on which the bare semiconductor chips 4 are mounted are made smaller than the bottom areas of the chips 4.
Patent JP-2001343145-A (JP)
Title: Air conditioner
Inventor: YOSHIOKA KAZUHIRO
IPC: F24F11/04
Filed: 2000-06-01
Abstract: PROBLEM TO BE SOLVED: To comfortably and efficiently operate an air conditioner in houses different in air-conditioning load (airtightness and heat insulating performance). SOLUTION: The air conditioner is provided with a selecting means 13 for changing operating conditions in accordance with the air-conditioning load so that an operating state can be changed in accordance with the airtightness performance or the heat insulating load of the house. Accordingly, the same air conditioner can be comfortably and efficiently operated in the houses different in air-conditioning load (airtightness and heat insulating performance).
Patent JP-2001342510-A (JP)
Title: Method for smelting metal
Inventor: KATAYAMA KENICHI
IPC: C21C5/54
Filed: 2000-06-02
Abstract: PROBLEM TO BE SOLVED: To efficiently carry out desulfurization and reduction smelting by slag without using fluorite, and to increase an added value of the slag. SOLUTION: A method includes inserting and melting a raw material 2 of the metal, a raw material 3 of the oxide, and a slag material 7 consisting of CaO source, SiO2 source and Al2O3 source in an electric furnace 1, forming a low-melting slag 6 consisting of CaO: 35-50%, SiO2: 25-45%, Al2O3: 10-20%, CaF2: 0-15%, and MgO: 0-15% on molten iron 5 of a stainless steel, desulfurizing, and smelting the molten iron 5 reductionally with the slag 6, then after smelting, discharging the slag and processing it into ballast materials. Desulfurization and reduction smelting can be efficiently carried out as the low-melting slag 6 is formed. A quantity of F elution from the slag can be reduced because of using no CaF2 source (fluorite). Thus, the slag can be applied for the ballast materials and the added value of the slag can be increased.
Patent JP-2001343307-A (JP)
Title: Symplified measuring method of salt content in hardened concrete
Inventor: OTA TATSUMI
IPC: G01N31/00
Filed: 2000-06-05
Abstract: PROBLEM TO BE SOLVED: To accurately measure the salt content in concrete easily, inexpensively, and speedily in the field. SOLUTION: In this simplified measuring method of salt content, the powder generated by drilling the hardened concrete and an extracting water are put into a sample container they are stirred and stood still, and then the salt content in supernatant liquid is measured. A regression equation resulted from the simplified measuring method of salt content and a detail measuring method of salt content is previously derived under a set condition of temperature of the extracted water and extracting time, and the salt content is measured by multiplying the simplified measured result of the salt content by a coefficient of the regression equation.
Patent JP-2001013116-A (JP)
Title: Welding examination device by ultrasonic wave and ultrasonic inspection method
Inventor: MCCLELLAND RICHARD G
IPC: G21C17/003
Filed: 2000-06-05
Abstract: PROBLEM TO BE SOLVED: To realize an inspection device and an inspection method capable of rapid and effective inspection of a nuclear reactor piping welded part. SOLUTION: This welding examination device for inspecting a nuclear reactor piping welded part by an ultrasonic wave is composed so as to have a transducer 12, a gated tone burst-type power amplifier 14, a sweep frequency generator 16, and an ultrasonic flaw detector 18. The transducer 12 is composed so as to form a non-axially symmetrically guided wave and to be formed by being fitted to the external form of a nuclear reactor cooling system piping. In this ultrasonic inspection method of the nuclear reactor piping weld zone, the guided wave is introduced into the piping, and the ultrasonic wave reflected from the piping is detected, and the reflected ultrasonic wave shows a defect of the welded part.
Patent JP-2001350530-A (JP)
Title: Stabilized power circuit
Inventor: AZUMA RYOTARO
IPC: G05F3/24
Filed: 2000-06-06
Abstract: PROBLEM TO BE SOLVED: To provide a stabilized power circuit, which enables stable power supply wherein a reference voltage VREF does not fluctuate even if a boosted voltage fluctuates, for the control system of an existent boosting circuit and voltage characteristics of a reference voltage generating circuit. SOLUTION: This circuit is equipped with a voltage boosting characteristic stabilizing circuit including a pull-out type differential amplifier circuit 35 which inputs the output voltage VREF of the reference voltage generating circuit 28 and outputs the voltage with high current capacity, a P channel transistor 8 which is connected by a diode so as to shift the level of the output voltage of the pull-out type differential amplifier circuit to an intermediate voltage VPPS which is the threshold of a transistor higher, a resistance 34 and a capacitor 27 which is connected in series between the output VPPI of the voltage boosting circuit 1 and the ground so that a node N2 set to an intermediate voltage by the P channel transistor 8 is a common connection point,  and a supply type differential amplifier circuit 36 which inputs an intermediate voltage on the node and supplies the voltage to the reference voltage generating circuit with high current capacity.